LP3994LD-1.5

$0.20

Description：IC REG LINEAR 1.5V 50MA 6-WSON
Series：-
Mfr：National Semiconductor
Package：Bulk

SKU:eaf7d0a5b667 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: National Semiconductor

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Product introduction

LP3994LD-1.5 is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists National Semiconductor. Its product description is IC REG LINEAR 1.5V 50MA 6-WSON. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for LP3994LD-1.5

Description：IC REG LINEAR 1.5V 50MA 6-WSON
Series：-
Mfr：National Semiconductor
Package：Bulk
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：1.5V
Voltage - Output (Max)：-
Voltage Dropout (Max)：-
Current - Output：50mA
Current - Quiescent (Iq)：40 µA
Current - Supply (Max)：65 µA
PSRR：70dB ~ 40dB (100Hz ~ 1MHz)
Control Features：Enable
Protection Features：Over Current, Over Temperature, Short Circuit
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：6-WDFN Exposed Pad
Supplier Device Package：6-WSON (2.92x3.29)
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for LP3994LD-1.5

LP3994LD-1.5

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The LP3994LD-1.5 is a fixed-output linear voltage regulator manufactured by National Semiconductor, now part of Texas Instruments. It provides a stable 1.5V output with a maximum load current of 50mA. The device utilizes CMOS technology to achieve low quiescent current consumption, making it suitable for battery-powered applications. It features an enable control pin for power management and operates within a specified input voltage range. The component is housed in a compact 6-WDFN package with an exposed pad for thermal dissipation.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Fixed 1.5V output voltage configuration
CMOS technology for low power consumption
Enable control pin for system power management
Compact 6-WDFN package design

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Battery-powered portable electronics
Low-power embedded systems
Consumer devices requiring stable 1.5V supply

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the manufacturer designation as National Semiconductor or Texas Instruments on official datasheets. Confirm the package type is 6-WDFN with an exposed pad. Ensure the output voltage is strictly 1.5V fixed. Check for RoHS compliance status if required by your manufacturing standards. Cross-reference the part number suffix to ensure exact functional compatibility.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 1.5V rail is needed with minimal current draw under 50mA. Consider the 6-WDFN package constraints for PCB layout and thermal management. Evaluate the enable pin functionality against system power sequencing requirements. Compare quiescent current specifications against other LDOs if extended battery life is critical.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the LP3994 series of micropower voltage regulators. The series includes various output voltage options and current ratings. The LP3994LD-1.5 specifically denotes the 1.5V fixed output variant. It is designed for applications where space and power efficiency are primary concerns.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Check for direct substitutes within the LP3994 family with different output voltages if voltage adjustment is possible. Verify equivalent packages from other manufacturers offering similar 50mA fixed 1.5V regulators. Ensure pinout compatibility before replacing with cross-brand components.

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